Tania Alvarez

Alvarez made her professional boxing debut on 23 October 2021, defeating Natalia Francesca by majority decision in a four-round contest at the Casal Cultural i Recreatiu, Castellbisbal, Spain.^[4]

Having compiled a perfect record of seven wins from seven fights, she took on Australia's Skye Nicolson for the vacant WBC female featherweight Silver title on the undercard of the Amanda Serrano vs Erika Cruz undisputed female World featherweight championship bill at the Hulu Theater, Madison Square Garden, New York, USA on 4 February 2023. In what was her first fight held outside of her native Spain, she lost by unanimous decision.^[5][6][7][8]

Moving down a weight division and back on home ground at the Casal Cultural i Recreatiu where she had made her pro-debut, Alvarez faced Italy's Maria Cecchi for the vacant European super-bantamweight title on 13 April 2024. She won by unanimous decision with all three ringside judges scoring the fight 96–94.^{[9][10][11][12]} At the same venue on 30 November 2024, Alvarez made a successful first defense of her title, defeating French boxer Odelia Ben Ephraim via unanimous decision.^[13]

Alvarez was named the 2024 European Boxing Union female champion of the year.^[14]

Once again fighting at Casal Cultural i Recreatiu, she successfully defended her title against Katie Healy on 12 April 2025, winning by unanimous decision.^[15][16][17]